Dec 26: The PNGRB has found adequate reason to go ahead with further proceedings on a complaint by RIL that GAIL had been using its monopoly powers to indulge in discriminatory pricing while supplying gas to its Nagathane petrochemical unit from the Dahej-Uran-Dabhol-Panvel pipeline.8While GAIL has been charging for positive gas imbalances, it is ignoring negative imbalances in the supply of gas, RIL has alleged.8The PNGRB has taken cognizance of RIL's complaint 8The regulator also said that there were many other instances of such behaviour by GAIL and there is a need to investigate this furtherClick on Reports for more